JNI_c_solr

gistfile1.txt

#include <jni.h>
#include <stdio.h>
#include <stdlib.h>

#define ln printf("%d \n",__LINE__);fflush(stdout);

JNIEnv* create_vm(JavaVM **jvm)
{
    JNIEnv* env;
    JavaVMInitArgs args;
    JavaVMOption options;
    args.version = JNI_VERSION_1_6;
    args.nOptions = 1;
    options.optionString = "-Djava.class.path=/Users/TheRoot/[......].jar:/Users/TheRoot/Downloads/solr-4.7.0/dist/solrj-lib/noggit-0.5.jar";
    args.options = &options;
    args.ignoreUnrecognized = 0;
    int rv;
    rv = JNI_CreateJavaVM(jvm, (void**)&env, &args);
    if (rv < 0 || !env)
        printf("Unable to Launch JVM %d\n",rv);
    else
        printf("Launched JVM! :)\n");
    return env;
}

void invoke_class(JNIEnv* env)
{
    jclass EmbeddedSolrExample_Class;
    jmethodID main_method;
    jmethodID query_method;
    jmethodID close_method;
    char* str = "*:*";
    jstring query = (*env)->NewStringUTF( env, str );
    void *data;
    EmbeddedSolrExample_Class = (*env)->FindClass(env, "EmbeddedSolrExample");
    main_method = (*env)->GetStaticMethodID(env, EmbeddedSolrExample_Class, "main", "([Ljava/lang/String;)V");
    query_method = (*env)->GetStaticMethodID(env, EmbeddedSolrExample_Class, "query", "(Ljava/lang/String;)Ljava/lang/String;" );
    close_method = (*env)->GetStaticMethodID(env, EmbeddedSolrExample_Class, "close", "()V" );
    (*env)->CallStaticVoidMethod(env, EmbeddedSolrExample_Class, main_method, NULL);  // Initialize the embedded solr 
    (*env)->CallStaticCharMethod(env, EmbeddedSolrExample_Class, query_method, query); // Query it 
    (*env)->CallStaticVoidMethod(env, EmbeddedSolrExample_Class, close_method, NULL); // Close it 
}

int main(int argc, char **argv)
{
    JavaVM *jvm;
    JNIEnv *env;
    env = create_vm(&jvm);
    if(env == NULL)
        return 1;
    invoke_class(env);
    return 0;
}